Canola Seeding Depth and Row Spacing. 1  Canola seeds are small, and careful placement at a relatively shallow depth is required. 2  Best germination and emergence occur at 1/2 to 1 inch under conditions of good soil moisture.  Canola has difficulty emerging from crusted soil.
Serotonin plays a role in many brain processes, including body temperature regulation, sleep, mood, appetite, and pain. Problems with the serotonin pathway are linked to obsessive-compulsive disorder, anxiety disorders, and depression.he Dopamine Pathways. Dopamine is the neurotransmitter used by the reward pathway (also called the mesolimbic pathway, which is closely linked with the mesocortical pathway).
The brainâs mesolimbic dopamine system, its reward pathway, is stimulated by all types of reinforcing stimuli, such as food, sex, and many drugs of abuse, including cocaine.8 This pathway originates in a region of the midbrain called the ventral tegmental area and extends to the nucleus accumbens, one of the brainâs key reward areas.8 Besides reward ...